Home / 54,339.68-81,509.64-14,897.36

Finding the Fourth Proportional to 54,339.68, 81,509.64 and 14,897.36

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Solution

The fourth proportional to 54,339.68, 81,509.64 and 14,897.36 is: 22,346.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,339.68 : 81,509.64 = 14,897.36 : x
  2. Step 2: Convert to fraction form
    54,339.68/81,509.64 = 14,897.36/x
  3. Step 3: Cross multiply
    54,339.68x = 81,509.64 × 14,897.36
  4. Step 4: Simplify right side
    54,339.68x = 1,214,278,450.55
  5. Step 5: Solve for x
    x = 1,214,278,450.55/54,339.68
  6. Step 6: Final answer
    x = 22,346.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.